mmap locking API: convert mmap_sem comments

Convert comments that reference mmap_sem to reference mmap_lock instead.

[akpm@linux-foundation.org: fix up linux-next leftovers]
[akpm@linux-foundation.org: s/lockaphore/lock/, per Vlastimil]
[akpm@linux-foundation.org: more linux-next fixups, per Michel]

Signed-off-by: Michel Lespinasse <walken@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Vlastimil Babka <vbabka@suse.cz>
Reviewed-by: Daniel Jordan <daniel.m.jordan@oracle.com>
Cc: Davidlohr Bueso <dbueso@suse.de>
Cc: David Rientjes <rientjes@google.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Jason Gunthorpe <jgg@ziepe.ca>
Cc: Jerome Glisse <jglisse@redhat.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: Laurent Dufour <ldufour@linux.ibm.com>
Cc: Liam Howlett <Liam.Howlett@oracle.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ying Han <yinghan@google.com>
Link: http://lkml.kernel.org/r/20200520052908.204642-13-walken@google.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 5 insertions, 5 deletions

diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h
index a132d875d351..480a4d1b7dd8 100644
--- a/include/linux/sched/mm.h
+++ b/include/linux/sched/mm.h
@@ -53,7 +53,7 @@ void mmdrop(struct mm_struct *mm);
 
 /*
  * This has to be called after a get_task_mm()/mmget_not_zero()
- * followed by taking the mmap_sem for writing before modifying the
+ * followed by taking the mmap_lock for writing before modifying the
  * vmas or anything the coredump pretends not to change from under it.
  *
  * It also has to be called when mmgrab() is used in the context of
@@ -61,14 +61,14 @@ void mmdrop(struct mm_struct *mm);
  * the context of the process to run down_write() on that pinned mm.
  *
  * NOTE: find_extend_vma() called from GUP context is the only place
- * that can modify the "mm" (notably the vm_start/end) under mmap_sem
+ * that can modify the "mm" (notably the vm_start/end) under mmap_lock
  * for reading and outside the context of the process, so it is also
- * the only case that holds the mmap_sem for reading that must call
- * this function. Generally if the mmap_sem is hold for reading
+ * the only case that holds the mmap_lock for reading that must call
+ * this function. Generally if the mmap_lock is hold for reading
  * there's no need of this check after get_task_mm()/mmget_not_zero().
  *
  * This function can be obsoleted and the check can be removed, after
- * the coredump code will hold the mmap_sem for writing before
+ * the coredump code will hold the mmap_lock for writing before
  * invoking the ->core_dump methods.
  */
 static inline bool mmget_still_valid(struct mm_struct *mm)